ICD-10 Coding for Ectoparasites(B86, L29.8)
Complete ICD-10-CM coding and documentation guide for Ectoparasites. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Ectoparasites
B85-B89Primary Range
Pediculosis and other infestations
This range includes codes for infestations by ectoparasites such as lice, scabies, and other similar conditions.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| B86 | Scabies | Use for confirmed cases of scabies with documented clinical findings. |
|
| L29.8 | Other pruritus | Use for itching persisting after scabies treatment. |
|
Clinical Decision Support
Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.
Key Information: ICD-10 code for scabies
Essential facts and insights about Ectoparasites
Primary ICD-10-CM Codes for ectoparasites
Decision Criteria
clinical Criteria
- Presence of burrows and pruritic papules
documentation Criteria
- Microscopic confirmation of mites
Applicable To
- Infestation by Sarcoptes scabiei
Excludes
- Other specified infestations (B88.8)
Clinical Validation Requirements
- Pruritic papules in web spaces
- Microscopic identification of mites or eggs
Code-Specific Risks
- Incorrectly coding resolved cases as active
Coding Notes
- Ensure documentation includes specific lesion descriptions and diagnostic confirmation.
L29.8 - Other pruritus
Use for itching persisting after scabies treatment.
Applicable To
- Post-scabetic pruritus
Excludes
- Pruritus of unknown origin (R20.8)
Clinical Validation Requirements
- Persistent itching after scabies treatment
Coding Notes
Ensure linkage to prior scabies diagnosis.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Contact with and (suspected) exposure to scabies
Z20.2Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Ectoparasites to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code B86.
Impact
Clinical: Misdiagnosis risk, Regulatory: Non-compliance with coding standards, Financial: Potential claim denials
Mitigation Strategy
Use specific terminology for lesion description.
Impact
Reimbursement: Incorrect coding can lead to claim denials., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.
Mitigation Strategy
Use L29.8 for post-scabetic pruritus and B94 for sequelae.
Impact
Coding B86 without diagnostic confirmation increases audit risk.
Mitigation Strategy
Ensure documentation includes microscopic confirmation.
Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.
Frequently Asked Questions
Common questions about ICD-10 coding for Ectoparasites, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Ectoparasites
Use these documentation templates to ensure complete and accurate documentation for Ectoparasites. These templates include all required elements for proper coding and billing.
Initial diagnosis of scabies
Specialty: DermatologyRequired Elements
- Location and description of lesions
- Diagnostic confirmation method
- Treatment plan
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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